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Red Hat: CVE-2020-7039: OOB buffer access while emulating tcp protocols in tcp_emu() (Multiple Advisories)

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Red Hat: CVE-2020-7039: OOB buffer access while emulating tcp protocols in tcp_emu() (Multiple Advisories)

Severity
7
CVSS
(AV:N/AC:M/Au:N/C:P/I:P/A:P)
Published
01/16/2020
Created
02/06/2020
Added
02/05/2020
Modified
12/15/2023

Description

tcp_emu in tcp_subr.c in libslirp 4.1.0, as used in QEMU 4.2.0, mismanages memory, as demonstrated by IRC DCC commands in EMU_IRC. This can cause a heap-based buffer overflow or other out-of-bounds access which can lead to a DoS or potential execute arbitrary code.

Solution(s)

  • redhat-upgrade-buildah
  • redhat-upgrade-buildah-debuginfo
  • redhat-upgrade-buildah-debugsource
  • redhat-upgrade-buildah-tests
  • redhat-upgrade-buildah-tests-debuginfo
  • redhat-upgrade-cockpit-podman
  • redhat-upgrade-conmon
  • redhat-upgrade-container-selinux
  • redhat-upgrade-containernetworking-plugins
  • redhat-upgrade-containernetworking-plugins-debuginfo
  • redhat-upgrade-containernetworking-plugins-debugsource
  • redhat-upgrade-containers-common
  • redhat-upgrade-fuse-overlayfs
  • redhat-upgrade-fuse-overlayfs-debuginfo
  • redhat-upgrade-fuse-overlayfs-debugsource
  • redhat-upgrade-hivex
  • redhat-upgrade-hivex-debuginfo
  • redhat-upgrade-hivex-debugsource
  • redhat-upgrade-hivex-devel
  • redhat-upgrade-libguestfs
  • redhat-upgrade-libguestfs-bash-completion
  • redhat-upgrade-libguestfs-benchmarking
  • redhat-upgrade-libguestfs-benchmarking-debuginfo
  • redhat-upgrade-libguestfs-debuginfo
  • redhat-upgrade-libguestfs-debugsource
  • redhat-upgrade-libguestfs-devel
  • redhat-upgrade-libguestfs-gfs2
  • redhat-upgrade-libguestfs-gobject
  • redhat-upgrade-libguestfs-gobject-debuginfo
  • redhat-upgrade-libguestfs-gobject-devel
  • redhat-upgrade-libguestfs-inspect-icons
  • redhat-upgrade-libguestfs-java
  • redhat-upgrade-libguestfs-java-debuginfo
  • redhat-upgrade-libguestfs-java-devel
  • redhat-upgrade-libguestfs-javadoc
  • redhat-upgrade-libguestfs-man-pages-ja
  • redhat-upgrade-libguestfs-man-pages-uk
  • redhat-upgrade-libguestfs-rescue
  • redhat-upgrade-libguestfs-rsync
  • redhat-upgrade-libguestfs-tools
  • redhat-upgrade-libguestfs-tools-c
  • redhat-upgrade-libguestfs-tools-c-debuginfo
  • redhat-upgrade-libguestfs-winsupport
  • redhat-upgrade-libguestfs-xfs
  • redhat-upgrade-libiscsi
  • redhat-upgrade-libiscsi-debuginfo
  • redhat-upgrade-libiscsi-debugsource
  • redhat-upgrade-libiscsi-devel
  • redhat-upgrade-libiscsi-utils
  • redhat-upgrade-libiscsi-utils-debuginfo
  • redhat-upgrade-libvirt
  • redhat-upgrade-libvirt-admin
  • redhat-upgrade-libvirt-admin-debuginfo
  • redhat-upgrade-libvirt-bash-completion
  • redhat-upgrade-libvirt-client
  • redhat-upgrade-libvirt-client-debuginfo
  • redhat-upgrade-libvirt-daemon
  • redhat-upgrade-libvirt-daemon-config-network
  • redhat-upgrade-libvirt-daemon-config-nwfilter
  • redhat-upgrade-libvirt-daemon-debuginfo
  • redhat-upgrade-libvirt-daemon-driver-interface
  • redhat-upgrade-libvirt-daemon-driver-interface-debuginfo
  • redhat-upgrade-libvirt-daemon-driver-network
  • redhat-upgrade-libvirt-daemon-driver-network-debuginfo
  • redhat-upgrade-libvirt-daemon-driver-nodedev
  • redhat-upgrade-libvirt-daemon-driver-nodedev-debuginfo
  • redhat-upgrade-libvirt-daemon-driver-nwfilter
  • redhat-upgrade-libvirt-daemon-driver-nwfilter-debuginfo
  • redhat-upgrade-libvirt-daemon-driver-qemu
  • redhat-upgrade-libvirt-daemon-driver-qemu-debuginfo
  • redhat-upgrade-libvirt-daemon-driver-secret
  • redhat-upgrade-libvirt-daemon-driver-secret-debuginfo
  • redhat-upgrade-libvirt-daemon-driver-storage
  • redhat-upgrade-libvirt-daemon-driver-storage-core
  • redhat-upgrade-libvirt-daemon-driver-storage-core-debuginfo
  • redhat-upgrade-libvirt-daemon-driver-storage-disk
  • redhat-upgrade-libvirt-daemon-driver-storage-disk-debuginfo
  • redhat-upgrade-libvirt-daemon-driver-storage-gluster
  • redhat-upgrade-libvirt-daemon-driver-storage-gluster-debuginfo
  • redhat-upgrade-libvirt-daemon-driver-storage-iscsi
  • redhat-upgrade-libvirt-daemon-driver-storage-iscsi-debuginfo
  • redhat-upgrade-libvirt-daemon-driver-storage-logical
  • redhat-upgrade-libvirt-daemon-driver-storage-logical-debuginfo
  • redhat-upgrade-libvirt-daemon-driver-storage-mpath
  • redhat-upgrade-libvirt-daemon-driver-storage-mpath-debuginfo
  • redhat-upgrade-libvirt-daemon-driver-storage-rbd
  • redhat-upgrade-libvirt-daemon-driver-storage-rbd-debuginfo
  • redhat-upgrade-libvirt-daemon-driver-storage-scsi
  • redhat-upgrade-libvirt-daemon-driver-storage-scsi-debuginfo
  • redhat-upgrade-libvirt-daemon-kvm
  • redhat-upgrade-libvirt-dbus
  • redhat-upgrade-libvirt-dbus-debuginfo
  • redhat-upgrade-libvirt-dbus-debugsource
  • redhat-upgrade-libvirt-debuginfo
  • redhat-upgrade-libvirt-debugsource
  • redhat-upgrade-libvirt-devel
  • redhat-upgrade-libvirt-docs
  • redhat-upgrade-libvirt-libs
  • redhat-upgrade-libvirt-libs-debuginfo
  • redhat-upgrade-libvirt-lock-sanlock
  • redhat-upgrade-libvirt-lock-sanlock-debuginfo
  • redhat-upgrade-libvirt-nss
  • redhat-upgrade-libvirt-nss-debuginfo
  • redhat-upgrade-libvirt-python-debugsource
  • redhat-upgrade-lua-guestfs
  • redhat-upgrade-lua-guestfs-debuginfo
  • redhat-upgrade-nbdkit
  • redhat-upgrade-nbdkit-bash-completion
  • redhat-upgrade-nbdkit-basic-plugins
  • redhat-upgrade-nbdkit-basic-plugins-debuginfo
  • redhat-upgrade-nbdkit-debuginfo
  • redhat-upgrade-nbdkit-debugsource
  • redhat-upgrade-nbdkit-devel
  • redhat-upgrade-nbdkit-example-plugins
  • redhat-upgrade-nbdkit-example-plugins-debuginfo
  • redhat-upgrade-nbdkit-plugin-gzip
  • redhat-upgrade-nbdkit-plugin-gzip-debuginfo
  • redhat-upgrade-nbdkit-plugin-python-common
  • redhat-upgrade-nbdkit-plugin-python3
  • redhat-upgrade-nbdkit-plugin-python3-debuginfo
  • redhat-upgrade-nbdkit-plugin-vddk
  • redhat-upgrade-nbdkit-plugin-vddk-debuginfo
  • redhat-upgrade-nbdkit-plugin-xz
  • redhat-upgrade-nbdkit-plugin-xz-debuginfo
  • redhat-upgrade-netcf
  • redhat-upgrade-netcf-debuginfo
  • redhat-upgrade-netcf-debugsource
  • redhat-upgrade-netcf-devel
  • redhat-upgrade-netcf-libs
  • redhat-upgrade-netcf-libs-debuginfo
  • redhat-upgrade-ocaml-hivex
  • redhat-upgrade-ocaml-hivex-debuginfo
  • redhat-upgrade-ocaml-hivex-devel
  • redhat-upgrade-ocaml-libguestfs
  • redhat-upgrade-ocaml-libguestfs-debuginfo
  • redhat-upgrade-ocaml-libguestfs-devel
  • redhat-upgrade-oci-systemd-hook
  • redhat-upgrade-oci-systemd-hook-debuginfo
  • redhat-upgrade-oci-systemd-hook-debugsource
  • redhat-upgrade-oci-umount
  • redhat-upgrade-oci-umount-debuginfo
  • redhat-upgrade-oci-umount-debugsource
  • redhat-upgrade-perl-hivex
  • redhat-upgrade-perl-hivex-debuginfo
  • redhat-upgrade-perl-sys-guestfs
  • redhat-upgrade-perl-sys-guestfs-debuginfo
  • redhat-upgrade-perl-sys-virt
  • redhat-upgrade-perl-sys-virt-debuginfo
  • redhat-upgrade-perl-sys-virt-debugsource
  • redhat-upgrade-podman
  • redhat-upgrade-podman-debuginfo
  • redhat-upgrade-podman-debugsource
  • redhat-upgrade-podman-docker
  • redhat-upgrade-podman-manpages
  • redhat-upgrade-podman-remote
  • redhat-upgrade-podman-remote-debuginfo
  • redhat-upgrade-podman-tests
  • redhat-upgrade-python-podman-api
  • redhat-upgrade-python3-hivex
  • redhat-upgrade-python3-hivex-debuginfo
  • redhat-upgrade-python3-libguestfs
  • redhat-upgrade-python3-libguestfs-debuginfo
  • redhat-upgrade-python3-libvirt
  • redhat-upgrade-python3-libvirt-debuginfo
  • redhat-upgrade-qemu-guest-agent
  • redhat-upgrade-qemu-guest-agent-debuginfo
  • redhat-upgrade-qemu-img
  • redhat-upgrade-qemu-img-debuginfo
  • redhat-upgrade-qemu-img-ma
  • redhat-upgrade-qemu-kvm
  • redhat-upgrade-qemu-kvm-block-curl
  • redhat-upgrade-qemu-kvm-block-curl-debuginfo
  • redhat-upgrade-qemu-kvm-block-gluster
  • redhat-upgrade-qemu-kvm-block-gluster-debuginfo
  • redhat-upgrade-qemu-kvm-block-iscsi
  • redhat-upgrade-qemu-kvm-block-iscsi-debuginfo
  • redhat-upgrade-qemu-kvm-block-rbd
  • redhat-upgrade-qemu-kvm-block-rbd-debuginfo
  • redhat-upgrade-qemu-kvm-block-ssh
  • redhat-upgrade-qemu-kvm-block-ssh-debuginfo
  • redhat-upgrade-qemu-kvm-common
  • redhat-upgrade-qemu-kvm-common-debuginfo
  • redhat-upgrade-qemu-kvm-common-ma
  • redhat-upgrade-qemu-kvm-core
  • redhat-upgrade-qemu-kvm-core-debuginfo
  • redhat-upgrade-qemu-kvm-debuginfo
  • redhat-upgrade-qemu-kvm-debugsource
  • redhat-upgrade-qemu-kvm-ma
  • redhat-upgrade-qemu-kvm-ma-debuginfo
  • redhat-upgrade-qemu-kvm-tests
  • redhat-upgrade-qemu-kvm-tests-debuginfo
  • redhat-upgrade-qemu-kvm-tools
  • redhat-upgrade-qemu-kvm-tools-ma
  • redhat-upgrade-ruby-hivex
  • redhat-upgrade-ruby-hivex-debuginfo
  • redhat-upgrade-ruby-libguestfs
  • redhat-upgrade-ruby-libguestfs-debuginfo
  • redhat-upgrade-runc
  • redhat-upgrade-runc-debuginfo
  • redhat-upgrade-runc-debugsource
  • redhat-upgrade-seabios
  • redhat-upgrade-seabios-bin
  • redhat-upgrade-seavgabios-bin
  • redhat-upgrade-sgabios
  • redhat-upgrade-sgabios-bin
  • redhat-upgrade-skopeo
  • redhat-upgrade-skopeo-debuginfo
  • redhat-upgrade-skopeo-debugsource
  • redhat-upgrade-skopeo-tests
  • redhat-upgrade-slirp4netns
  • redhat-upgrade-slirp4netns-debuginfo
  • redhat-upgrade-slirp4netns-debugsource
  • redhat-upgrade-slof
  • redhat-upgrade-supermin
  • redhat-upgrade-supermin-debuginfo
  • redhat-upgrade-supermin-debugsource
  • redhat-upgrade-supermin-devel
  • redhat-upgrade-toolbox
  • redhat-upgrade-udica
  • redhat-upgrade-virt-dib
  • redhat-upgrade-virt-dib-debuginfo
  • redhat-upgrade-virt-p2v-maker
  • redhat-upgrade-virt-v2v
  • redhat-upgrade-virt-v2v-debuginfo

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